Kyoukai Senjou no Horizon - Volume 8C, Chapter 56: Searcher in the Dark

Dear comrades, masters, priests, masters, fairies, demons, and leaders, welcome to my world and enjoy the supreme pleasure and supreme enjoyment brought by traveling through various worlds (funny laugh).

- Description from novelbuddy

Evolution, it is the process with which the most fit for survival pass down their winning traits. What if this could be done on one animal, one object, one person, what traits would evolve.

...

Humanity has been entered into the grand inter-realm competition for sovereignty of all realms.

Darwin has been granted the gift of evolution

With the revival of spiritual energy and the breakdown of the order of species, it is a difficult test whether human beings can still stand at the top of the biological chain.

(There is already an old book, The Strongest Descends in the City, you can read it.)

- Description from novelbuddy

Western VRMMO【DEMONDAL】was known for its extremely harsh game system. To begin with, there were no levels. There were no skills. There were no guilds. There was no inventory. There were no convenient system messages or maps of any kind either. It was so needlessly realistic that it was already basically a VR life simulator.

As for anything game-like, it was basically limited to weapon masteries; a proficiency level that you got from using your weapon, as well as physical strength that increased as well. That was it.

It was a fantasy game so there was magic, but forming a contract with a spirit was extremely difficult, and only 1% of the playerbase were magicians.

In this VR game【DEMONDAL】that was ridiculously close to reality, the protagonist Kei who was a well known mounted archery expert, was one day sent to another world with his Russian【DEMONDAL】friend.

The game that was severe to begin with had turned into a reality, and the harshness increased again――